/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package admin;

import entity.Orders;
import entity.Users;
import facade.UsersFacadeLocal;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.Collection;
import javax.ejb.EJB;
import javax.servlet.ServletException;
import javax.servlet.annotation.HttpConstraint;
import javax.servlet.annotation.ServletSecurity;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import utils.ConfigurationManager;

/**
 *
 * @author Tatyana
 */
@ServletSecurity(@HttpConstraint(rolesAllowed={"Administrator"}))
@WebServlet(name = "DeleteUser", urlPatterns = {"/DeleteUser"})
public class DeleteUser extends HttpServlet {

    @EJB
    private UsersFacadeLocal usersFacade;
   
    private String adminview = ConfigurationManager.getInstance().getLinksProperties().getProperty("ADMIN_VIEW");
    
    //String placeToGo = "/Delta-war/userview";


    /**
     * Processes requests for both HTTP
     * <code>GET</code> and
     * <code>POST</code> methods.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {


        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();

        try {
            int idUser = Integer.parseInt(request.getParameter("IdUser"));
            Users forDelete = usersFacade.find(idUser);
            
//            Collection<Orders> orders=new ArrayList<Orders>();
//            forDelete.getOrdersCollection().removeAll(orders);
//            forDelete.setOrdersCollection(null);
//            forDelete.setCommentsCollection(null);
//            usersFacade.edit(forDelete);
            
            usersFacade.remove(forDelete);
            response.sendRedirect(adminview);
        } finally {
            out.close();
        }



    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP
     * <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP
     * <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
